Add 90/42 and 2/56
1st number: 2 6/42, 2nd number: 2/56
90/42 + 2/56 is 61/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
90/42 = 90 × 4/42 × 4 = 360/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
2/56 = 2 × 3/56 × 3 = 6/168 - Add the two like fractions:
360/168 + 6/168 = 360 + 6/168 = 366/168 - 366/168 simplified gives 61/28
- So, 90/42 + 2/56 = 61/28
In mixed form: 25/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/42+4/56 90/84+2/56 90/42+6/56 90/42+10/56 90/42+14/56